Least brook lamprey (Lampetra aepyptera) fish species and information / pictures of Least brook lamprey - Lampetra aepyptera

Least brook lamprey (Lampetra aepyptera) fish species information

Scientific Name
Lampetra aepyptera

Common Name
Least brook lamprey

Biology
Inhabit clean, clear gravel riffles and runs of creeks and small rivers. Ammocoete larvae occur in spring-fed wetlands and quiet pools and backwaters of small, sandy or muddy bottom streams. Adults enter riffle areas to spawn at 10-16?C water temperature. Non-parasitic.

Classification

Classified By

Abbott, 1860

Class

Lampreys (Cephalaspidomorphi)

Order

Lampreys (Petromyzontiformes)

Family

Lampreys (Petromyzontidae)

Distribution

Region

North America

Distribution

North America: Atlantic Slope from Susquehanna River drainage in southeastern Pennsylvania to Neuse River drainage in North Carolina, USA; Mississippi River basin from Pennsylvania to Missouri and Arkansas south to Alabama, USA; Mobile Bay and Pascagoula River drainages in Georgia, Alabama and Mississippi, USA.

Range

42°N - 31°N

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

demersal

Environment

Freshwater; demersal

Trophic Level

4.02 s.e. 0.68 Based on size and trophs of closest relatives

Occurs in Marine / Salt water

False

Occurs in Brackish water

False

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

18.0 cm

Common Length

12.1 cm

Phylogenetic Diversity Index

PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Moderate vulnerability (37 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (tmax=8)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated